`biosimilarlearningcenter.net`

DNSSEC	⚠️ Not signed
NS	`ns-415.awsdns-51.com` ⭐
		A	2600:9000:5301:9f00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-415.awsdns-51.com`
		A	205.251.193.159^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-415.awsdns-51.com`
NS	`ns-1104.awsdns-10.org`
		A	2600:9000:5304:5000::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1104.awsdns-10.org`
		A	205.251.196.80^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1104.awsdns-10.org`
NS	`ns-1793.awsdns-32.co.uk`
		A	2600:9000:5307:100::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1793.awsdns-32.co.uk`
		A	205.251.199.1^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1793.awsdns-32.co.uk`
NS	`ns-827.awsdns-39.net`
		A	2600:9000:5303:3b00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-827.awsdns-39.net`
		A	205.251.195.59^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-827.awsdns-39.net`
MX	`a-0018ee01.gslb.pphosted.com` ⭐
SOA	`ns-415.awsdns-51.com`awsdns-hostmaster@amazon.com serial=1

`net`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1780685126

Same first word

biosimilarlearningcenter.com

biosimilarlearningcenter.net

DNS History

5 records (5 active, 0 former)

●NSns-1104.awsdns-10.org2026-05-29 → 2026-06-05 · 2 obs

● 2026-05-29 18:36:08
● 2026-06-05 19:08:28

●NSns-1793.awsdns-32.co.uk2026-05-29 → 2026-06-05 · 2 obs

● 2026-05-29 18:36:08
● 2026-06-05 19:08:28

●NSns-415.awsdns-51.com2026-05-29 → 2026-06-05 · 2 obs

● 2026-05-29 18:36:08
● 2026-06-05 19:08:28

●NSns-827.awsdns-39.net2026-05-29 → 2026-06-05 · 2 obs

● 2026-05-29 18:36:08
● 2026-06-05 19:08:28

●MXa-0018ee01.gslb.pphosted.com2026-05-29 → 2026-06-05 · 2 obs

● 2026-05-29 18:36:08
● 2026-06-05 19:08:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
biosimilarlearningcenter.net	ns-415.awsdns-51.com, ns-827.awsdns-39.net, ns-1104.awsdns-10.org, ns-1793.awsdns-32.co.uk	2 records

✅ Authoritative Response

Server:205.251.193.159

NS records: ns-415.awsdns-51.com, ns-827.awsdns-39.net, ns-1104.awsdns-10.org, ns-1793.awsdns-32.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for biosimilarlearningcenter.net (unsigned zone)

⏱️ Timing

Total: 338ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1104.awsdns-10.org, ns-1793.awsdns-32.co.uk...`
MX	2	`a-0018ee01.gslb.pphosted.com (pri: 10), a-0018ee01.gslb.pphosted.com (pri: 20)`
SOA	1	`ns-415.awsdns-51.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-827.awsdns-39.net, ns-827.awsdns-39.net)

Analysis

Name Servers

biosimilarlearningcenter.net delegates DNS authority to 4 name servers — ns-415.awsdns-51.com, ns-827.awsdns-39.net, ns-1104.awsdns-10.org and ns-1793.awsdns-32.co.uk.

biosimilarlearningcenter.net partially shares its NS delegation with several other domains, including 179.144.18.in-addr.arpa, cronchecker.net, 159.144.18.in-addr.arpa and two others.

The name servers ns1-24-us-west-1.ec2-rdns.amazonaws.com, ns2-24-us-west-1.ec2-rdns.amazonaws.com, ns3-24-us-west-1.ec2-rdns.amazonaws.com and ns4-24-us-west-1.ec2-rdns.amazonaws.com are often found in use alongside these name servers.

ns-415.awsdns-51.com, ns-827.awsdns-39.net, ns-1104.awsdns-10.org and ns-1793.awsdns-32.co.uk each carry two IP addresses. ns-415.awsdns-51.com has 205.251.193.159 and 2600:9000:5301:9f00::1; ns-827.awsdns-39.net has 205.251.195.59 and 2600:9000:5303:3b00::1; ns-1104.awsdns-10.org has 205.251.196.80 and 2600:9000:5304:5000::1; ns-1793.awsdns-32.co.uk has 205.251.199.1 and 2600:9000:5307:100::1.

Mail Servers

Mail for biosimilarlearningcenter.net is handled by a single mail server, a-0018ee01.gslb.pphosted.com.

biosimilarlearningcenter.net uses an identical mail server configuration to several other domains — among them blinatumomab.tw, myelomarevealed.net, biteantibodies.bio and two more.

biosimilarlearningcenter.net - robtex.com